19195544

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{1361}}^1$

素因数の和:1451

約数の個数: 32

約数和(自身を含む): 37754640

約数和(自身を除く): 18559096

約数列:

[1, 2, 4, 8, 41, 43, 82, 86, 164, 172, 328, 344, 1361, 1763, 2722, 3526, 5444, 7052, 10888, 14104, 55801, 58523, 111602, 117046, 223204, 234092, 446408, 468184, 2399443, 4798886, 9597772, 19195544]

約数ペア:

[(1, 19195544), (2, 9597772), (4, 4798886), (8, 2399443), (41, 468184), (43, 446408), (82, 234092), (86, 223204), (164, 117046), (172, 111602), (328, 58523), (344, 55801), (1361, 14104), (1763, 10888), (2722, 7052), (3526, 5444)]